{"id":481,"date":"2019-05-16T00:22:18","date_gmt":"2019-05-15T22:22:18","guid":{"rendered":"http:\/\/185.32.183.148\/ok4md\/?p=481"},"modified":"2022-12-03T16:50:34","modified_gmt":"2022-12-03T15:50:34","slug":"mmdvm-hotspot_c","status":"publish","type":"post","link":"https:\/\/ok4md.liveu.cz\/index.php\/2019\/05\/16\/mmdvm-hotspot_c\/","title":{"rendered":"MMDVM osobn\u00ed HotSpot – \u0159e\u0161en\u00ed do m\u00edst r\u00e1diov\u00e9ho ticha"},"content":{"rendered":"

U\u017eivatel\u016fm digital voice s\u00edt\u00ed DMR \u010di D-Star nebo YAESU Fusion net\u0159eba „hotspot“ p\u0159edstavovat. Jedn\u00e1 se o infrastrukturn\u00ed prvek, kter\u00fd spravuje s\u00e1m u\u017eivatel s\u00edt\u011b. Nen\u00ed to p\u0159evad\u011b\u010d n\u011bkde na dominantn\u00ed k\u00f3t\u011b, nen\u00ed ani n\u011bkde na v\u00fdznamn\u00e9m telekomunika\u010dn\u00edm bodu m\u011bsta (okresu, kraje….). Je to pov\u011bt\u0161inou simplexn\u00ed br\u00e1na (i kdy\u017e se \u010d\u00edm d\u00e1l \u010dast\u011bji objevuj\u00ed semi-duplexn\u00ed, tzv. kinder-repeatery) do r\u00e1diov\u00e9 s\u00edt\u011b.<\/span>
\nTypick\u00e1 situace je kdy\u017e, m\u00e1m chatu (chalupu) v oblasti, kter\u00e1 nen\u00ed pokryt\u00e1 p\u0159evad\u011b\u010di digit\u00e1ln\u00ed s\u00edt\u011b a p\u0159esto bych r\u00e1d sem tam pokecal s p\u0159\u00e1teli.<\/span>
\n
\nNab\u00edz\u00ed se t\u0159i \u0159e\u0161en\u00ed.<\/span>
\nA<\/strong> – Bu\u010f v dan\u00e9 oblasti najdu podobn\u011b posti\u017een\u00e9 jedince a vybudujeme plnohodnotn\u00fd radioamat\u00e9rsk\u00fd digit\u00e1ln\u00ed p\u0159evad\u011b\u010d se v\u0161emi n\u00e1le\u017eitosmi (indivindi opr\u00e1vn\u011bn\u00ed na neobsluhovanou stanici radioamat\u00e9rsk\u00e9 slu\u017eby, poplatek, \u0159e\u0161en\u00ed kmito\u010dt\u016f s n\u00e1rodn\u00edm koordin\u00e1torem).<\/span>
\nB<\/strong> – Sestav\u00edm simplexn\u00ed gateway do s\u00edt\u011b, n\u011bco jako je toto od OK1PMP.\u00a0<\/a>\u00a0 A dan\u00e9 \u0159e\u0161en\u00ed s dostate\u010dn\u00fdm v\u00fdkonem posad\u00edm na aspo\u0148 trochu zaj\u00edmavou k\u00f3tu a zajist\u00edm t\u00edm pokryt\u00ed z\u00e1jmov\u00e9 \u00fazem\u00ed nejen pro sebe, ale i pro kolegy v okol\u00ed.<\/span>
\nC<\/strong> – koup\u00edm na aliexpressu nebo kdekoliv jinde „osobn\u00ed“ hotspot (tj. \u0159e\u0161en\u00ed postaven\u00e9 na r\u00e1diov\u00fdch modulech SRD -Short Range Device), hotovou desku i s r\u00e1diov\u00fdm modulem, kterou nasad\u00edm(p\u0159ipoj\u00edm) nej\u010dast\u011bji na\u00a0 n\u011bkter\u00e9 z Raspberry PI. Obvykle je to STM procesor ovl\u00e1daj\u00edc\u00ed ADF7021(a) modul s v\u00fdkonem cca 13mW na p\u00e1smu 70cm nebo 2m.<\/span>
\nA\u0165 u\u017e se jedn\u00e1 o DVMega, ZUMSpot, OpenSpot \u010di jin\u00e9 v\u017edy jde o Open-Source hardware b\u011b\u017e\u00edc\u00ed na home-brew\u00a0 protokolu MMDVM Jonathana G4KLX <\/a>(pro DMR, YASU FUSION, D-STAR, P25……, na tom b\u011b\u017e\u00ed i v\u0161echny postaven\u00e9 p\u0159evad\u011b\u010de a vysokov\u00fdkonn\u00e9 hotspoty). Jonathan zp\u0159\u00edstupnil radioamat\u00e9rsk\u00e9 komunit\u011b cel\u00fd soubor digit\u00e1ln\u00edch \u0159e\u0161en\u00ed. V\u0161e jako Open-Source pro na\u0161\u00ed komunitu.<\/span><\/p>\n

Te\u010f se budu zab\u00fdvat \u0159e\u0161en\u00edm C<\/strong> – osobn\u00ed simplexn\u00ed hotspot a jeho nastaven\u00ed pro DMR\u00a0 <\/strong>v Linuxu i kdy\u017e v\u011bt\u0161ina postup\u016f je spole\u010dn\u00e1 pro v\u0161echny p\u0159\u00edpady.<\/span>
\n10 – 13 mW nen\u00ed b\u016fh v\u00ed jak\u00fd v\u00fdkon, ale na pokryt\u00ed chalupy, hotelu na dovolen\u00e9 atd, bohat\u011b sta\u010d\u00ed. Nav\u00edc takov\u00e9 za\u0159\u00edzen\u00ed je svou velikost\u00ed p\u0159edur\u010deno i pro mobiln\u00ed \u010di portejblov\u00fd provoz (komer\u010dn\u00ed p\u0159evad\u011b\u010d si s sebou t\u011b\u017eko pot\u00e1hnete \ud83d\ude42 ). Cel\u00e9 \u0159e\u0161en\u00ed sest\u00e1v\u00e1 typicky z desky MMDVM hostspotu (a\u0165 u\u017e je to DVMega, ZUMSpot, JumboSpot \u0159i kter\u00e9koliv jin\u00e9) a n\u011bjak\u00e9ho ARM minipo\u010d\u00edta\u010de Rasspberry Pi nebo podobn\u00e9ho. Deska hotspotu je ve valn\u00e9 v\u011bt\u0161in\u011b p\u0159ipojena k samotn\u00e9mu po\u010d\u00edta\u010di p\u0159es GPIO i kdy\u017e existuj\u00ed i \u0159e\u0161en\u00ed p\u0159es USB nebo Bluetooth.<\/span>
\nP\u0159i instalaci se m\u016f\u017eeme rozhodnout pro hotov\u00e9 \u0159e\u0161en\u00ed ve form\u011b image pro mikroSD kartu jako je Pi-Star. pohodln\u00e9, nakonfigurovat to zvl\u00e1dne i „cvi\u010den\u00e1 opice“ nebo se rozhodneme si postavit \u0159e\u0161en\u00ed vlastn\u00ed.<\/span>
\nVlastn\u00ed cesta kdy vynech\u00e1me hotov\u00e1 \u0159e\u0161en\u00ed typu Pi-Star, Easy-Bm apod., je slo\u017eit\u011bj\u0161\u00ed, ne tak graficky „hezk\u00e1“ a neobsahuje mnohobarevn\u00e9 da\u0161b\u00f3rdy, ale t\u0159eba se b\u011bhem n\u00ed n\u011bco i nau\u010d\u00edme.<\/span>
\nPrvn\u00ed krok po tom co nasadime desku hotspotu na Raspberry je p\u0159\u00edprava mikro SD karty s opera\u010dn\u00edm syst\u00e9mem. A proto\u017ee nejsme holky abysme trvali na mnohobarevn\u00e9m GUI tak st\u00e1hneme minimalistickou aktu\u00e1ln\u00ed verzi Raspbian Lite<\/a>. Tu rozbal\u00edme a dostaneme soubor, kter\u00fd kon\u010d\u00ed na .img, t\u0159eba 2019-04-08-raspbian-stretch-lite.img.<\/span><\/p>\n

V Linuxu pou\u017eijeme p\u0159\u00edkazovou \u0159\u00e1dku:<\/span><\/p>\n

sudo umount \/dev\/mmcblk0
\nsudo dd bs=4M if=\/cesta_k_souboru\u00a0 of= \/dev\/mmcblk0 status=progress<\/em><\/span>
\nchv\u00edli to bude trvat a m\u00e1me p\u0159ipravenou kartu.<\/span><\/p>\n

Vytvo\u0159\u00edme pr\u00e1zdn\u00fd soubor s n\u00e1zvem ssh (t\u0159eba p\u0159\u00edkaz v termin\u00e1lu nano ssh<\/em> > ctrl+o> enter >ctrl+x) a ten p\u0159ekop\u00edrujeme do sektoru boot vytvo\u0159en\u00e9ho na kart\u011b. T\u00edm si zapneme mo\u017enost p\u0159istupu k za\u0159\u00edzen\u00ed p\u0159es ssh (jinak z bezpe\u010dnostn\u00edch d\u016fvod\u016f na Raspianu vypnuto).<\/span>
\nPokud se budeme cht\u00edt k za\u0159\u00edzen\u00ed p\u0159ipojovat p\u0159e\u0161 WiFi (ne p\u0159es ethernet) editujte je\u0161t\u011b konfiguraci WiFi a s\u00edt\u00ed.<\/span><\/p>\n

sudo nano \/etc\/wpa_supplicant\/supplicant.conf<\/em><\/span>
\na vlo\u017e\u00edme konfiguraci na\u0161eho wifi routeru:<\/span><\/p>\n

country=DE<\/em><\/span>
\nctrl_interface=DIR=\/var\/run\/wpa_supplicant GROUP=netdev<\/em><\/span>
\nupdate_config=1<\/em><\/span><\/p>\n

network={<\/em><\/span>
\nssid=“jmenosite“<\/em><\/span>
\nscan_ssid=1<\/em><\/span>
\nkey_mgmt=WPA-PSK<\/em><\/span>
\npsk=“tajneheslo“<\/em><\/span>
\n}<\/em><\/span><\/p>\n

op\u011bt ctrl+o (ulo\u017eit) + enter<\/span>
\nctrl+x (opustit editor)<\/span><\/p>\n

pozn. WiFi s\u00edt\u00ed si m\u016f\u017eete ulo\u017eit kolik chcete:<\/span><\/p>\n

network={<\/em><\/span>
\nssid=“jmenosite1″<\/em><\/span>
\nscan_ssid=1<\/em><\/span>
\nkey_mgmt=WPA-PSK<\/em><\/span>
\npsk=“tajneheslo1″<\/em><\/span>
\n}<\/em><\/span>
\nnetwork={<\/em><\/span>
\nssid=“jmenosite2″<\/em><\/span>
\nscan_ssid=1<\/em><\/span>
\nkey_mgmt=WPA-PSK<\/em><\/span>
\npsk=“tajneheslo2″<\/em><\/span>
\n}<\/em><\/span><\/p>\n

network={<\/em><\/span>
\nssid=“jmenosite3″<\/em><\/span>
\nscan_ssid=1<\/em><\/span>
\nkey_mgmt=WPA-PSK<\/em><\/span>
\npsk=“tajneheslo3″<\/em><\/span>
\n}<\/em><\/span><\/p>\n

a tak a\u017e do zblbnut\u00ed……nebo dokud v\u00e1s to bude bavit…..<\/span><\/p>\n

Potom u\u017e vlo\u017e\u00edme kartu do Raspberry a p\u0159ipoj\u00edme nap\u00e1jen\u00ed. Po cca 30 vte\u0159in\u00e1ch se m\u016f\u017eete poprv\u00e9 p\u0159ihl\u00e1sit. Zjist\u00edte IP adresu maliny pomoc\u00ed<\/span><\/p>\n

nmap 192.168.xxx.x-yyy<\/em> (dle nastaven\u00ed va\u0161\u00ed s\u00edt\u011b, m\u016f\u017ee b\u00fdt cokoliv ve tvaru IPV4…..t\u0159eba 10.11.0.1 atd)<\/span><\/p>\n

ve v\u00fdpisu se v\u00e1m uk\u00e1\u017ee malina a ostatn\u00ed prvky s\u00edt\u011b. P\u0159\u00edkazem ssh se p\u0159ihl\u00e1s\u00edme (\u0159ekn\u011bme, \u017ee na\u0161e raspberry sed\u00ed na adrese 192.168.1.20).<\/span><\/p>\n

ssh pi@192.168.1.20<\/em><\/span>
\nbudeme vyzv\u00e1ni k potvrzen\u00ed ulo\u017een\u00ed „digit\u00e1ln\u00edho kl\u00ed\u010de“ pro dal\u0161\u00ed komunikaci se za\u0159\u00edzen\u00edm…. dejte yes<\/span>
\nbudeme vyzv\u00e1ni k zad\u00e1n\u00ed hesla, zad\u00e1me va\u0161e-heslo<\/em> + enter,<\/span><\/p>\n

….a jsme vzd\u00e1len\u00e9 p\u0159ihl\u00e1\u0161en\u00ed ke spr\u00e1v\u011b. Doporu\u010duji nainstalovat n\u00e1sleduj\u00edc\u00ed programy, kter\u00e9 n\u00e1m usnadn\u00ed pr\u00e1ci. P\u0159edt\u00edm ov\u0161em updatujeme repozit\u00e1\u0159e a syst\u00e9m,<\/span><\/p>\n

sudo apt-get update<\/em><\/span>
\na<\/span>
\nsudo apt-get upgrade<\/em><\/span><\/p>\n

d\u00e1le si pro usnadn\u011bn\u00ed pr\u00e1ce nainstalujeme p\u00e1r aplikac\u00ed:<\/span><\/p>\n

sudo apt-get install mc git screen wvdial openvpn<\/em><\/span><\/p>\n

mc – souborov\u00fd dvouoknov\u00fd mana\u017eer<\/span>
\ngit – kompila\u010dn\u00ed prost\u0159ed\u00ed<\/span>
\nscreen – to abysme si mohli n\u011bco pustit bokem a mohli se v\u011bnovat dal\u0161\u00edmu<\/span>
\nwvdial – utilita pro pr\u00e1ci s 3G a 4G modemy pracuj\u00edc\u00ed na b\u00e1zi AT p\u0159\u00edkaz\u016f. (ne v\u017edy m\u00e1me po ruce WiFi)<\/span>
\nopenvpn – opensourcov\u00fd vpn klient. To bude n\u00e1pl\u0148 dal\u0161\u00edho \u010dl\u00e1nku.<\/span><\/p>\n

Te\u010f jsme p\u0159ihl\u00e1\u0161eni k mini-po\u010d\u00edta\u010di a pot\u0159ebujeme zprovoznit desku, kterou jsme na n\u011bj p\u0159edt\u00edm posadili.<\/span><\/p>\n

Jeliko\u017e malina 3, 3+ a Zero w si p\u0159i osazen\u00ed hotspotu na GPIO nerozum\u00ed s Bluetooth s\u00e9riovou linkou tak ji v konfiguraci vypneme,<\/span><\/p>\n

sudo nano \/boot\/cmdline.txt<\/em><\/span><\/p>\n

vymazat\u00a0 \u00abttyAMA0 \u00bb pokud tam je<\/span>
\nvymazat \u00abconsole=serial0,115200\u00bb<\/span>
\n\u0159\u00e1dek konfigurace boot vypad\u00e1 n\u011bjak takhle<\/span>
\n\u00abdwc_otg.lpm_enable=0 console=tty1 root=\/dev\/mmcblk0p2 rootfstype=ext4 elevator=deadline<\/span>
\nfsck.repair=yesrootwait\u00bb<\/span><\/p>\n

ulo\u017e\u00edme a vysko\u010d\u00edme z editoru ctrl+O > enter > ctrl+x<\/span><\/p>\n

pak je\u0161t\u011b<\/span><\/p>\n

\u00a0sudo nano \/boot\/config.txt<\/em><\/span><\/p>\n

vypnout BT – p\u0159idat na konec \u0159\u00e1dek<\/span><\/p>\n

dtoverlay=pi3-disable-bt<\/span>
\nulo\u017eit ctr+o > enter a vysko\u010dit z editoru ctrl+x<\/span><\/p>\n

nainstalujeme z\u00e1kladn\u00ed program pro obsluhu MMDVMHost, kter\u00fd \u0159\u00edd\u00ed spolu s firmwarem desky MMDVM ve\u0161ker\u00fd digit\u00e1ln\u00ed provoz na vrstv\u011b r\u00e1diov\u00e9ho rozhran\u00ed, laicky \u0159e\u010deno to co r\u00e1diem vys\u00edl\u00e1te zpracov\u00e1v\u00e1 tento software,<\/span><\/p>\n

git clone https:\/\/github.com\/g4klx\/MMDVMHost<\/em> – st\u00e1hne zdrojov\u00e9 soubory<\/span>
\ncd MMDVMHost – <\/em>vstoup\u00edme do adres\u00e1\u0159e zdrojov\u00fdch souboru<\/span>
\nsudo make<\/em> – zkompiluje zdrojov\u00e9 soubory do bin\u00e1rn\u00edho k\u00f3du z jazyka C++<\/span><\/p>\n

chv\u00edli to potrv\u00e1, ale po p\u00e1r minut\u00e1ch m\u00e1me prvn\u00ed zkompilovan\u00fd software p\u0159\u00edmo pro na\u0161e za\u0159\u00edzen\u00ed.<\/span>
\nD\u00e1le vytvo\u0159\u00edme mmdvm adres\u00e1\u0159 ve slo\u017ece \/opt<\/span><\/p>\n

cd \/opt<\/em><\/span>
\nsudo mkdir mmdvm<\/em><\/span><\/p>\n

pot\u00e9 spust\u00edme souborov\u00fd mana\u017eer abysme pohodln\u011b ze slo\u017eky \/home\/pi\/MMDVMHost zkop\u00edrovali pot\u0159ebn\u00e9 soubory do pracovn\u00edho adres\u00e1\u0159e \/opt\/mmdvm
\n<\/em><\/span><\/p>\n

sudo mc<\/em><\/span><\/p>\n

vysko\u010d\u00ed na n\u00e1s dvouokenn\u00ed souborov\u00fd mane\u017eer kde u\u017e\u00a0 v\u011bt\u0161ina zvl\u00e1dne pomoc\u00ed F5 zkop\u00edrovat soubory:<\/span><\/p>\n

MMDVMHost<\/em><\/span>
\nMMDVM.ini<\/em><\/span>
\nRSSI.dat<\/em><\/span>
\nDMRIds.dat<\/em><\/span>
\nRemoteCommand
\n<\/em><\/span>
\nTak\u017ee zkop\u00edrov\u00e1no m\u00e1me a v adres\u00e1\u0159i \/opt\/mmdvm m\u016f\u017eeme za\u010d\u00edt s konfigurac\u00ed na\u0161eho hotspotu (nez\u00e1le\u017e\u00ed zda je simplexn\u00ed nebo semi-duplexn\u00ed).<\/span><\/p>\n

vysko\u010d\u00edme z mc F10,<\/span><\/p>\n

cd \/opt\/mmdvm<\/span>
\nsudo nano MMDVM.ini\u00a0\u00a0\u00a0\u00a0\u00a0 #zah\u00e1j\u00edme konfiguraci na\u0161eho hotspotu (zde pro DMR a YAESU Fusion)<\/span><\/p>\n

[General]<\/span>
\nCallsign=OK1abc\u00a0\u00a0\u00a0\u00a0 #tady si vypln\u00edme volac\u00ed znak<\/span>
\nId=230abcd\u00a0\u00a0\u00a0\u00a0 # id p\u0159id\u011blen\u00e9<\/span>
\nTimeout=180\u00a0\u00a0\u00a0\u00a0 #time-out-timer<\/span>
\nDuplex=0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 # 0 pro simplexni a\u00a0 1 pro duplexn\u00ed hotspoty<\/span>
\nModeHang=10\u00a0\u00a0\u00a0\u00a0 #\u010das po kter\u00fd je hotspot rezervov\u00e1n pro posledn\u011b pou\u017eit\u00fd provoz<\/span>
\n#RFModeHang=10<\/span>
\n#NetModeHang=3<\/span>
\nDisplay=OLED\u00a0\u00a0\u00a0\u00a0 # t\u00e9ma na p\u0159\u00ed\u0161t\u011b<\/span>
\nDaemon=0\u00a0\u00a0\u00a0\u00a0 # volba zda chceme program spou\u0161t\u011bt jako syst\u00e9mov\u00fd d\u00e9mon<\/span><\/p>\n

[Info]<\/span>
\nRXFrequency=434600000\u00a0\u00a0 # frekvence kde budeme p\u0159ij\u00edmat a vys\u00edlat v Hz<\/span>
\nTXFrequency=434600000\u00a0 # frekvence kde budeme p\u0159ij\u00edmat a vys\u00edlat v Hz<\/span>
\nPower=1<\/span>
\nLatitude=0.0<\/span>
\nLongitude=0.0<\/span>
\nHeight=0<\/span>
\nLocation=Nowhere<\/span>
\nDescription=Multi-Mode Repeater<\/span>
\nURL=www.google.co.uk<\/span><\/p>\n

[Log]<\/span>
\n# Logging levels, 0=No logging<\/span>
\nDisplayLevel=1<\/span>
\nFileLevel=0<\/span>
\nFilePath=.<\/span>
\nFileRoot=MMDVM<\/span><\/p>\n

[CW Id]<\/span>
\nEnable=0\u00a0\u00a0\u00a0\u00a0\u00a0 # chceme-li aby hotspot vys\u00edlat telegrafn\u00ed identifikaci nastav\u00edme 1<\/span>
\nTime=10<\/span>
\n# Callsign=<\/span><\/p>\n

[DMR Id Lookup]<\/span>
\nFile=DMRIds.dat<\/span>
\nTime=24<\/span><\/p>\n

[NXDN Id Lookup]<\/span>
\nFile=NXDN.csv<\/span>
\nTime=24<\/span><\/p>\n

[Modem]<\/span>
\n# Port=\/dev\/ttyACM0<\/span>
\nPort=\/dev\/ttyAMA0 # port kde m\u00e1me p\u0159ipojenou desku hotspotu, zde na Raspberry p\u0159es GPIO<\/span>
\n#Port=\\\\.\\COM3<\/span>
\n# Protocol=uart<\/span>
\n# Address=0x22<\/span>
\nTXInvert=0<\/span>
\nRXInvert=0<\/span>
\nPTTInvert=0<\/span>
\nTXDelay=100<\/span>
\nRXOffset=0\u00a0\u00a0\u00a0 #nejd\u016fle\u017eit\u011bj\u0161\u00ed polo\u017eka, ka\u017ed\u00fd hotspot je jin\u00fd, pro korektn\u00ed fungov\u00e1n\u00ed je t\u0159eba nastavit offset (odchylku) jak pro TX tak pro RX frekvenci. Metodou pokus omyl,dokud to neza\u010dne mluvit a neza\u010dne ta v\u011bc dek\u00f3dovat na\u0161e vys\u00edl\u00e1n\u00ed). Hodnoty zkou\u0161ejte po stovk\u00e1ch, 100 200 300 400, -100 -200 -300…….. sledujte v logu a\u017e si pust\u00edte MMDVMHost hodnotu BER (chybovost), m\u011bla by b\u00fdt co nejni\u017e\u0161\u00ed. ide\u00e1l je 0.0%, ale 0.4% BER je je\u0161t\u011b snesiteln\u00fd<\/span>
\nTXOffset=0\u00a0\u00a0\u00a0\u00a0 # dtto co v\u00fd\u0161e<\/span>
\nDMRDelay=0<\/span>
\nRXLevel=50<\/span>
\nTXLevel=50<\/span>
\nRXDCOffset=0<\/span>
\nTXDCOffset=0<\/span>
\nRFLevel=100<\/span>
\n# CWIdTXLevel=50<\/span>
\n# D-StarTXLevel=50<\/span>
\n# DMRTXLevel=50<\/span>
\n# YSFTXLevel=50<\/span>
\n# P25TXLevel=50<\/span>
\n# NXDNTXLevel=50<\/span>
\n# POCSAGTXLevel=50<\/span>
\nRSSIMappingFile=RSSI.dat<\/span>
\nTrace=0<\/span>
\nDebug=0<\/span><\/p>\n

[Transparent Data]<\/span>
\nEnable=0<\/span>
\nRemoteAddress=127.0.0.1<\/span>
\nRemotePort=40094<\/span>
\nLocalPort=40095<\/span><\/p>\n

[UMP]<\/span>
\nEnable=0<\/span>
\n# Port=\\\\.\\COM4<\/span>
\nPort=\/dev\/ttyACM1<\/span><\/p>\n

[D-Star]<\/span>
\nEnable=0<\/span>
\nModule=C<\/span>
\nSelfOnly=0<\/span>
\nAckReply=1<\/span>
\nAckTime=750<\/span>
\nAckMessage=0<\/span>
\nErrorReply=1<\/span>
\nRemoteGateway=0<\/span>
\n# ModeHang=10<\/span><\/p>\n

[DMR]<\/span>
\nEnable=1<\/span>
\nBeacons=0<\/span>
\nBeaconInterval=60<\/span>
\nBeaconDuration=3<\/span>
\nColorCode=1<\/span>
\nSelfOnly=0<\/span>
\nEmbeddedLCOnly=0<\/span>
\nDumpTAData=1<\/span>
\n# Prefixes=234,235<\/span>
\n# Slot1TGWhiteList=<\/span>
\n# Slot2TGWhiteList=<\/span>
\nCallHang=3<\/span>
\nTXHang=4<\/span>
\n# ModeHang=10<\/span><\/p>\n

[System Fusion]<\/span>
\nEnable=1<\/span>
\nLowDeviation=0<\/span>
\nSelfOnly=0<\/span>
\nTXHang=4<\/span>
\n#DGID=1<\/span>
\nRemoteGateway=0<\/span>
\n# ModeHang=10<\/span><\/p>\n

[P25]<\/span>
\nEnable=0<\/span>
\nNAC=293<\/span>
\nSelfOnly=0<\/span>
\nOverrideUIDCheck=0<\/span>
\nRemoteGateway=0<\/span>
\n# ModeHang=10<\/span><\/p>\n

[NXDN]<\/span>
\nEnable=0<\/span>
\nRAN=1<\/span>
\nSelfOnly=0<\/span>
\nRemoteGateway=0<\/span>
\n# ModeHang=10<\/span><\/p>\n

[POCSAG]<\/span>
\nEnable=0<\/span>
\nFrequency=439987500<\/span><\/p>\n

[D-Star Network]<\/span>
\nEnable=0<\/span>
\nGatewayAddress=127.0.0.1<\/span>
\nGatewayPort=20010<\/span>
\nLocalPort=20011<\/span>
\n# ModeHang=3<\/span>
\nDebug=0<\/span><\/p>\n

[DMR Network]<\/span>
\nEnable=1<\/span>
\nAddress=127.0.0.1\u00a0\u00a0 #zde vyplnit adresu master serveru (Brandmester, DMR+, DMR sob\u011b atd)<\/span>
\nPort=62031<\/span>
\nJitter=360<\/span>
\nLocal=62032<\/span>
\nPassword=passw0rd<\/span>
\n# Options=<\/span>
\nSlot1=0\u00a0\u00a0\u00a0 #p\u0159i duplexn\u00edm provozu 1<\/span>
\nSlot2=1<\/span>
\n# ModeHang=3<\/span>
\nDebug=0<\/span><\/p>\n

[System Fusion Network]<\/span>
\nEnable=1<\/span>
\nLocalAddress=127.0.0.1<\/span>
\nLocalPort=3200<\/span>
\nGatewayAddress=127.0.0.1<\/span>
\nGatewayPort=4200<\/span>
\n# ModeHang=3<\/span>
\nDebug=0<\/span><\/p>\n

[P25 Network]<\/span>
\nEnable=0<\/span>
\nGatewayAddress=127.0.0.1<\/span>
\nGatewayPort=42020<\/span>
\nLocalPort=32010<\/span>
\n# ModeHang=3<\/span>
\nDebug=0<\/span><\/p>\n

[NXDN Network]<\/span>
\nEnable=0<\/span>
\nLocalAddress=127.0.0.1<\/span>
\nLocalPort=14021<\/span>
\nGatewayAddress=127.0.0.1<\/span>
\nGatewayPort=14020<\/span>
\n# ModeHang=3<\/span>
\nDebug=0<\/span><\/p>\n

[POCSAG Network]<\/span>
\nEnable=0<\/span>
\nLocalAddress=127.0.0.1<\/span>
\nLocalPort=3800<\/span>
\nGatewayAddress=127.0.0.1<\/span>
\nGatewayPort=4800<\/span>
\n# ModeHang=3<\/span>
\nDebug=0<\/span><\/p>\n

[TFT Serial]<\/span>
\n# Port=modem<\/span>
\nPort=\/dev\/ttyAMA0<\/span>
\nBrightness=50<\/span><\/p>\n

[HD44780]<\/span>
\nRows=2<\/span>
\nColumns=16<\/span><\/p>\n

# For basic HD44780 displays (4-bit connection)<\/span>
\n# rs, strb, d0, d1, d2, d3<\/span>
\nPins=11,10,0,1,2,3<\/span><\/p>\n

# Device address for I2C<\/span>
\nI2CAddress=0x20<\/span><\/p>\n

# PWM backlight<\/span>
\nPWM=0<\/span>
\nPWMPin=21<\/span>
\nPWMBright=100<\/span>
\nPWMDim=16<\/span><\/p>\n

DisplayClock=1<\/span>
\nUTC=0<\/span><\/p>\n

[Nextion]<\/span>
\n# Port=modem<\/span>
\nPort=\/dev\/ttyAMA0<\/span>
\nBrightness=50<\/span>
\nDisplayClock=1<\/span>
\nUTC=0<\/span>
\n#Screen Layout: 0=G4KLX 2=ON7LDS<\/span>
\nScreenLayout=2<\/span>
\nIdleBrightness=20<\/span><\/p>\n

[OLED]<\/span>
\nType=3<\/span>
\nBrightness=0<\/span>
\nInvert=0<\/span>
\nScroll=1<\/span>
\nRotate=0<\/span>
\nCast=0<\/span><\/p>\n

[LCDproc]<\/span>
\nAddress=localhost<\/span>
\nPort=13666<\/span>
\n#LocalPort=13667<\/span>
\nDimOnIdle=0<\/span>
\nDisplayClock=1<\/span>
\nUTC=0<\/span><\/p>\n

[Lock File]<\/span>
\nEnable=0<\/span>
\nFile=\/tmp\/MMDVM_Active.lck<\/span><\/p>\n

[Mobile GPS]<\/span>
\nEnable=0<\/span>
\nAddress=127.0.0.1<\/span>
\nPort=7834<\/span><\/p>\n

[Remote Control]<\/span>
\nEnable=0<\/span>
\nPort=7642<\/span><\/p>\n

konfiguraci ukon\u010d\u00edme klasicky ctrl+o a enter,<\/span>
\nz editoru vysko\u010d\u00edme ctrl+x<\/span><\/p>\n

nyn\u00ed si spust\u00edme samotn\u00fd hotspot p\u0159\u00edkazem:<\/span><\/p>\n

sudo .\/MMDVMHost MMDVM.ini<\/em><\/span><\/p>\n

nab\u011bhne modem a prob\u011bhne p\u0159ipojen\u00ed k DMR masteru……to je p\u00e1r vte\u0159in.<\/span>
\nVezmeme DMR radiostanici a zkus\u00edme zakl\u00ed\u010dovat na p\u0159\u00edslu\u0161n\u00e9 frekvenci a se spr\u00e1vn\u00fdm ColorCodem a na spr\u00e1vn\u00e9m time slotu (u semi-duplexn\u00edch je to jedno, ale simlexn\u00ed hotspoty pracuj\u00ed jen s time slotem2).
\nChv\u00edli si hrajeme s t\u00edm, \u017ee kdy\u017e n\u00e1s hotspot nedek\u00f3duje vyp\u00edn\u00e1me ho kombinac\u00ed ctrl+C a op\u011btovnou editac\u00ed souboru MMDVM.ini. Toto zkou\u0161\u00edme do t\u00e9 doby dokud na\u0161e nastaven\u00ed nevyvol\u00e1 po op\u011btovn\u00e9m spu\u0161t\u011bn\u00ed MMDVMHostu k\u00fd\u017eenou reakci v podob\u011b dek\u00f3dov\u00e1n\u00ed na\u0161eho vys\u00edl\u00e1n\u00ed s pokud mo\u017eno co nejmen\u0161\u00ed\u00a0 hodnotou BER.
\nNed\u011bste se , nen\u00ed to tak slo\u017eit\u00e9 jak to vypad\u00e1. Obvykle sta\u010d\u00ed vyzkou\u0161et hodnoty TXOffset a RXOfsset 0, -200 , 200 a ono se to n\u011bkde chyt\u00ed a pak u\u017e to jen dolad\u00edte. Otravn\u00e9 je jen to, \u017ee mus\u00edte proces MMDVMHost spustit – vyzkou\u0161et – ukon\u010dit ctrl+C, otev\u0159\u00edt MMDVM.ini\u00a0 > zm\u011bnit parametry offset\u016f > ulo\u017eit > vysko\u010dit> spustit MMMDVMHost………..p\u00e1rkr\u00e1t to ud\u011bl\u00e1te, ale kdy\u017e tot\u00e9\u017e budete d\u011blat p\u0159es n\u00e1dhern\u00e9 mnohobarevn\u00e9 rozhran\u00ed PI-Staru tak to sice bude v\u00edc cool a easy, ale sou\u010dasn\u011b s t\u00edm, \u017ee tam program pracuje s pom\u011brn\u011b sofistikovanou PHP datab\u00e1z\u00ed tak to bude i o to d\u00e9le trvat.
\n<\/span><\/p>\n

Upozorn\u011bn\u00ed: pro zkou\u0161ky pou\u017eijte Privat Call na papou\u0161ka,Parrot nebo n\u011bjakou nepou\u017e\u00edvanou Talk Group!!!<\/strong><\/span>
\n V\u0161e dohledateln\u00e9 na webu jak DMR sob\u011b nebo Brandmeistra. Zkou\u0161en\u00ed a pokusy na n\u011bjak\u00e9 aktivn\u00ed hovorov\u00e9 skupin\u011b nejsou nejlep\u0161\u00ed vstup do digit\u00e1ln\u00edho \u00e9teru.<\/strong><\/span><\/p>\n

Tak\u017ee jsme v bod\u011b kdy na\u0161e DMR vys\u00edl\u00e1n\u00ed hotspot dek\u00f3duje a kdy\u017e zkus\u00edme papou\u0161ka tak se i sly\u0161\u00edme. Te\u010f bychom cht\u011bli aby se to samo spustilo po zapojen\u00ed nap\u00e1jen\u00ed hotspotu nebo po restartu. Pou\u017eijeme n\u00e1sleduj\u00edci :<\/span><\/p>\n

sudo nano \/etc\/rc.local<\/span>
\na do souboru rc.local p\u0159ed exit0 dopln\u00edme \u0159\u00e1dek:<\/span>
\ncd \/opt\/mmdvm && sudo .\/MMDVMHost MMDVM.ini &<\/span>
\na ulo\u017e\u00edme a vysko\u010d\u00edme kombinac\u00ed u\u017e n\u00e1m zn\u00e1m\u00fdch kl\u00e1ves ctrl+o>enter>ctrl+x<\/span><\/p>\n

Te\u010f m\u00e1me do spou\u0161t\u011bc\u00ed sekvence dopln\u011bn p\u0159\u00edkaz, kter\u00fd n\u00e1m spust\u00ed MMDVMHost p\u0159i startu (restartu) hotspotu.<\/span><\/p>\n

Tak to je pro tentokr\u00e1t v\u0161e.<\/span>
\nP\u0159\u00ed\u0161t\u011b si uk\u00e1\u017eeme je\u0161t\u011b n\u011bco navic.<\/a><\/span><\/p>\n

\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"

U\u017eivatel\u016fm digital voice s\u00edt\u00ed DMR \u010di D-Star nebo YAESU Fusion net\u0159eba „hotspot“ p\u0159edstavovat. Jedn\u00e1 se o infrastrukturn\u00ed prvek, kter\u00fd spravuje s\u00e1m u\u017eivatel s\u00edt\u011b. Nen\u00ed to p\u0159evad\u011b\u010d n\u011bkde na dominantn\u00ed k\u00f3t\u011b, nen\u00ed ani n\u011bkde na v\u00fdznamn\u00e9m telekomunika\u010dn\u00edm bodu m\u011bsta (okresu, kraje….). Je to […]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":1011,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2,21,44,24,22,43,16,3,23,15,14,26,20,25,4,19],"class_list":["post-481","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nezarazene","tag-dmr","tag-dmr-repeater","tag-dmrgateway-hotspot","tag-duplex-hotspot","tag-hotspot","tag-hotspot-dve-site","tag-hytera","tag-mmdvm","tag-mmdvm-hotspot","tag-motorola","tag-mototrbo","tag-no-pi-star-hotspot","tag-radioamaterske-prevadece","tag-simplex-hotspot","tag-yaesu-fusion","tag-ysfreflector"],"_links":{"self":[{"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/posts\/481","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/comments?post=481"}],"version-history":[{"count":3,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/posts\/481\/revisions"}],"predecessor-version":[{"id":924,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/posts\/481\/revisions\/924"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/media\/1011"}],"wp:attachment":[{"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/media?parent=481"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/categories?post=481"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ok4md.liveu.cz\/index.php\/wp-json\/wp\/v2\/tags?post=481"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}